"Doctors in France said Tuesday that former Formula 1 world champion driver Michael Schumacher was showing surprising improvement that allowed for a second surgery to treat head injuries the German suffered during a skiing accident Sunday.

However, doctors cautioned that Schumacher still had bruising on his brain as a result of the accident and said that the next few hours would be crucial.

"We can't say he is out of danger, but ... we have gained a bit of time," Dr. Jean-Francois Payen told a news conference Tuesday. "But all the family is very much aware that his state is still sensitive and anything can happen."...